Q1. Describe any two error detection and correction methods.
Q2. Illustrate the functions performed by each and every layer of the OSI Model? Describe in brief.
Q3. Describe the frequency domain and time domain features of the communication channel. Illustrate the terms:
Q4. Describe the Go-Back-N and selective repeat ARQ protocols.
Q5. Describe the HDLC protocol and its frame in detail.
Q6. describe how CSMA/CA works? Describe each term with respect to the CSMA/CA in detail.